Development and biomass composition of Ephestia kuehniella (Lepidoptera: Pyralidae), Tenebrio molitor (Coleoptera: Tenebrionidae), and Hermetia illucens (Diptera: Stratiomyidae) reared on different byproducts of the agri-food industry
Visualitza/Obre
Autor/a
Agustí, Nuria
Del Arco, Lidia
Diaz, Isabel
Data de publicació
2020-08-18ISSN
1536-2442
Resum
The aim of this study was to evaluate five agro-industrial byproducts (apricots, brewer’s spent grains, brewer’s spent yeast, feed mill byproducts including broken cereal grains, and hatchery waste including eggshell debris, fluff, infertile eggs, dead embryos, and egg fluids) or mixtures thereof as food diets of Ephestia kuehniella (Zeller), Tenebrio molitor (L.), and Hermetia illucens (L.). Eleven out of 26 tested combinations allowed the first instar larvae to reach the adult stage. Results showed that bioconversion parameters and biomass composition can vary depending on the diet composition, especially in the case of E. kuehniella and H. illucens, whose nutritional requirements seem more complex than those of T. molitor. Tenebrio molitor was able to develop in almost all byproducts. However, only when T. molitor was fed with suitable mixtures of byproducts the development parameters were similar to those obtained with the standard diet. The best results in terms of bioconversion parameters were obtained by feeding H. illucens with a diet including dried brewer’s spent grain, feed mill byproducts and brewer’s spent yeast. The larvae of these three species can be considered interesting from a nutritional point of view, because of their high protein and fat content. However, the fatty acids profile of H. illucens larvae, with high proportions of saturated fatty acids, seems less healthy for human consumption compared with those of E. kuehniella and T. molitor.
Tipus de document
Article
Versió del document
Versió publicada
Llengua
English
Matèries (CDU)
632 - Malalties i protecció de les plantes
Pàgines
8
Publicat per
Oxford University Press
Publicat a
Journal of Insect Science
Citació
Riudavets, Jordi, Cristina Castañé, Nuria Agustí, Lidia del Arco, Isabel Diaz, and Massimo Castellari. 2020. "Development And Biomass Composition Of Ephestia Kuehniella (Lepidoptera: Pyralidae), Tenebrio Molitor (Coleoptera: Tenebrionidae), And Hermetia Illucens (Diptera: Stratiomyidae) Reared On Different Byproducts Of The Agri-Food Industry". Journal Of Insect Science 20 (4). doi:10.1093/jisesa/ieaa085.
Programa
Protecció Vegetal Sostenible
Qualitat i Tecnologia Alimentària
Funcionalitat i Seguretat Alimentària
Aquest element apareix en la col·lecció o col·leccions següent(s)
- ARTICLES CIENTÍFICS [2831]
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